Color Codes
Electrical Numbers
Gizmos and Gadgets
Electrical Path
Breakers
100
Label each of the following wires: Black, Red, White, Green, Copper.
Black = Positive. Red = Secondary Positive. White = Neutral. Green = Ground. Copper = Ground.
100
Most homes run on ______ amps.
150-200
100
_______ controls the amount of voltage/amps.
Breakers
100
When wiring a house, electricity travels from the meter box to your ________ through ______ and finally to your ________.
breaker box / wires / outlet
100
Single-pole breakers protect 1 energized wire and supply _____ volts to a circuit.
220
200
Match these wires to their correct screws: Negative, Positive, Neutral.
Negative = Silver. Positive = Gold. Neutral = Green.
200
When dealing with wires, the smaller the number, the bigger the ________.
gauge.
200
A _______ is used for bigger houses.
Junction box
200
The volts running through the wire causes the wire to ______ which creates _______.
vibrate / heat
200
Standard-single pole breakers are generally ___ to ___ amps.
15 to 20
300
Why are different Romex cords different colors? Why?
Each Romex company has a different color for their cords and different serial number. In the event that the cord malfunctions, the color code and serial number can trace back to the individual who made the wire.
300
The breaker box should be at least ______ feet from the panel.
5
300
Always work the a ______ screw driver when dealing with electricity.
Rubber
300
When running wire from inside to outside, you always want to ________ your holes.
sill
300
It takes this many volts to stop your heart.
less than 1
400
There are two types of receptical boxes. What are they made out of and why?
Plastic and metal. Plastic receptical boxes are for interior purposes. Metal receptical boxes are for exterior purposes.
400
All outlets should be at least this far above the floor.
16 inches
400
Power in neighborhoods is ALWAYS _______. Everywhere else is _______.
inground / overhead
400
What all could you run using 110 volts?
outlets, ceiling fans, etc.
400
Why are more volts less dangerous than fewer volts?
Lots of voltage can throw you back. Low voltage will cause you to "latch onto the electricity."
500
Why are electrical wires color coded?
To insure they are connected in the right location.
500
Any receptacle within _____ feet must be ground faulted
5
500
Does each room in a house run off a different circuit? Why?
Yes, because 1 circuit generates enough electricty for 1 room.
500
What all could you run using 220 volts?
Kitchen appliances, Dryers, etc.
500
What is the purpose in having a neutral wire?
If there is a "short-out," a neutral wire will stop the flow of electricity.
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